Borjan derives its name, from the local language ‘BOR’ meaning big & ‘JAN’ meaning stream. Records, that are now made available, reveal that there were two such big streams. The estate has three divisions namely Borjan, Bhatobari and Chotajan divisions. The estate is situated in the Golaghat District, and comes under the administration of the Kamrabandha Police station, Assam. The nearest railway station is Farkating, approximately 19 kilometers away; while, the nearest airport, which is in Jorhat, is situated about 22 kilometers away.

Diffloo derives its name from the local river with the same name and is located on NH-37, Bokakhat, Golaghat, Assam. The nearest railway terminal is situated at Furkating, Golaghat which is about 55 km from the estate. The nearest airport at Rowriah, Jorhat is 70 km away. The estate is well connected by road, rail & air communications. The district head quarter is at Golaghat. The estate is located at distance of 20 kms from Kaziranga National Park, which is a world heritage site. The Lotabari division is located along NH-37 in Golaghat, on the southern bank of the river Brahmaputra. The estate is bound at the south by the Karbi Hills.